<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>Page Title</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body>
    <div id="app">
        <runoob></runoob>
    </div>

    <div id="app2">
        <runoob></runoob>
    </div>
</body>
<script src="./vue.js"></script>
<script src="main.js"></script>
</html>